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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 786 (Instrument Panel, Gauges & Console) >> Diagnostic Information and Procedures >> Diagnostic System Check - Driver Information Systems >> Test Description

Test Description

WARNING: This page is about a different car, the 2002 Pontiac Montana, 2002 Oldsmobile Silhouette, and 2002 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.

The number(s) below refer to the step number(s) on the diagnostic table.

  1. 2. Lack of communication may be due to a partial malfunction of the class 2 serial data circuit or due to a total malfunction of the class 2 serial data circuit. The specified procedure will determine the particular condition
  2. 4. The presence of DTCs which begin with "U" indicate some other module is not communicating. The specified procedure will compile all the available information before tests are performed.
    Fig 1: Diagnostic System Check - Driver Information Systems
    G01813328Courtesy of GENERAL MOTORS CORP.
Fig 2: Scan Tool Output Controls
G01813329Courtesy of GENERAL MOTORS CORP.
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